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NATIONAL INSTITUTE OF TECHNOLOGY, SRINAGAR

NAME OF THE DEPARTMENT: Electrical Engineering

1 Subject Code ELE-601 Course Title POWER SYSTEM -11

2 Contact Hours: 42 L 3 T 1 P

3 Examination Duration (Hrs): Theory 0 3 Practical

4 Relative Weight age M-I 2 0 M-II 2 0 ASM 1 0 ME 5 0 PRE 0 0

5 Credits: 0 5 Semester

Autumn Spring

6 Objective:

7. Details of the Course:

S.No Particulars Contact Hours

1.Per Unit Representation of Power Systems:Single line diagram, impedance and reactance diagram of a system, per unitcalculations, per unit representation of a power system.

6

2. Fault Analysis (Balanced Faults:Faults, types of faults, symmetrical 3-phase balanced faults – calculation of faultcurrents, current limiting reactors.

6

3. Fault Analysis (Un-symmetrical Faults)Symmetrical components, sequence impedances, sequence networks, unsymmetricalfaults –single line to ground, line-to-line, double line to ground faults on unloadedalternators and on power systems,

8

4. Insulation Co-ordination:Generation of over-voltages in a power system, lightning phenomena, lightningsurges, switching surges-interruption of short circuits and switching operations,switching surges – interruption of capacitive circuits, resonance over voltages,protection of power system components against over voltages – ground wires,lightning arrestors. Concept of insulation coordination, Basic impulse insulation level,

standard impulse test wave, volt-time curve, location and rating of lightning arrestors.

8

5. Surge Performanceof Transmission Lines:Traveling waves on transmission lines, open-end line, short-circuited line, lineterminated through a resistance, line connected to a cable, reflection and refraction ata T-junction, line terminated through a capacitance, line terminated through aninductance, Attenuation of traveling waves.

6

6.

7.

Interference of Power Lines with communication Circuit Electrostatic andElectromagnetic effects. .High Voltage Direct Current Transmission & FACTSTechnologyComparison of HVAC and HVDC transmission lines. Thyristors (brief revision). Basicconverter and D.C system operation – rectification, inversion. Complete directioncurrent link. Objective of FACTS. Basic types of FACTS controllers. Introduction to

FACTS Devices.

2

6

Total Contact Hours 42

8. Suggested Books:

S.No Name of Book Author Publisher Date of publishing

1 Power System Analysis J.J. Grainger and W.DStevenson

Tata McGraw Hill 1994

2 Electrical Power Systems. C.L. Wadhwa New age Publication 2005

3 Power Systems Engineering Nagrath and Kothari Tata McGraw hill 2007

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1 Subject Code ELE-601P Course Title POWER SYSTEM- II LAB

2 Contact Hours 02 L 0 T 0 P 2

3 Examination Duration (Hrs): Theory 0 0 Practical 0 2

4 Relative Weight age MSLE 2 5 ESLE 2 5


Autumn Spring

6 Objective:

7. Lab. Experiments:

S.No Experiments

1 Per unit representation of a power system.

2 Measurement of positive, negative and zero sequence impedance and currents.

3 Measurement of earth resistance.

4 Measurement of insulation resistance of insulators

5 Transmission line fault analysis

6 Application of software packages in power systems.

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1 Subject Code ELE-602 Course Title POWER ELECTRONICS





Autumn Spring

6 Objective:


S.No Particulars ContactHours

1. Introduction of Power Electronics, Power Semi-conductor Devices: Power Diodes, power Transistors, power MOSFETs, IGBTs, GTOs, Thyristors, Basic theory of operation, characteristics,Ratings, Protection and cooling, Recent Advances in Power Semi-conductor Devices.

8

2. Driving and control circuits: series and parallel operation of devices, commutation of power switchingdevices.

4

3. Power Electronic converters: 1-phase / 3 phase phase-controlled converters (Semi-converters, full –converters and Dual converters). Analysis and performance with passive load, Harmonics and power factor, PWM Rectifiers.

8

4. D.C-to-D.C converters (choppers) :Buck, Boost and Buck-Boost type and various chopper configurations.

5

5. A.C voltage controllers. 2

6. D.C –to-A.C converters (Inverters): 1-phase / 3-phase, VSI, PWM VSI, CSI, Frequency and voltagecontrol, Line-commutated inverters (LCIs).

6

7. Cyclo-converters (1-phase and 3-phase) 3

8 Power quality issues and present status of improved power quality converters (IPQCs). 4

9. Some typical applications of power Electronics 2


8. Suggested Books:


1. Power Electronics: Circuits, Devices and Applications

M. H. Rashid Pearson education india 2003

2. Power Electronics C.W Lander. McGraw-Hill 1994

3. Power semi-conductor controlled Drives G.K.Dubey Prentice Hall 1989

4. Thyristorized Power controllers G.K. Dubey, Doradla,Joshi and Sinha

New age internationalpublishers

1986

5. Power Electronics and Variable FrequencyDrives

B.K Bose IEEE press 1997

6. Modern power Electronics B.KBose IEEE press 1992

7. Power Electronic control of AC Motor Murphy and Turnbull Pergamon press 1988

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1 Subject Code ELE-602P Course Title POWER ELECTRONICS LAB

2 Contact Hours L 0 T 0 P 2



5 Credits: 0 1 3r

Semester

Autumn Spring

6 Objective:

Lab. Experiments:

S.No Experiments1 To obtain the V-I static characteristics of an SCR,triac and diac,.2 To study various triggering circuits3 To obtain the UJT characteristics4 To study the operation of a Line Synchronised UJT Relaxation Oscillator.

5 To study the illumination control using SCR.

6 To study the light operated SCR Alarm circuit.

7 To study half wave gate controlled rectifier using one SCR.

8 To study single phase half controlled,full wave rectifier.9 To study various techniques of forced commutation of an SCR.

10 To study the DC circuit breaker action of an SCR.

11 To study the speed control of a DC shunt motor using single phase bridge

converter.

`12 To study the speed control of a single phase induction motor using single phase

voltage controller.

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1 Subject Code ELE-603 Course Title Computer Aided Design of

Electric Machines



4 Relative Weight

age

M-

I

2 0 M-II 2 0 AS

M

1 0 ME 5 0 PRE 0 0


Autumn Spring

6 Objective:


S.No Particulars ContactHours

1.

2.

3.

4.

5.

6

7.

Principles of Electrical Machine Design:Considerations in design, design factors, limitations in design, modern trends indesign.Magnetic Circuit CalculationsMagnetization curves, Magnetic leakage, calculation of mmf for air gap and teeth,

effect of saliency. Armature Winding Design.Winding design, Integrated approach for windings, A.C armature windings,production of emf in windings, Mmf distribution of armature windings, eddy current

losses in conductors.Design of D.C Machines::Output equation, Main dimensions, Armature design, Armature windings, Design of commutator and brushes, Design of Field systems, Design of interpoles.

Design of single-phase and three-phase TransformersOutput equation, core design, winding design, yoke design, Design of transformertank with tubes, design of insulation.Design of Induction Motors (1-phase and 3-phase)Output equation, main dimensions, Stator winding, stator conductors, shape of statorslots, number of stator slots, stator core, rotor design (squirrel cage and wound rotor)

Design of Synchronous Machines:

Main dimensions, length of air gap, stator

6

5

6

7

7

7

3


8. Suggested Books:


1 Electric Machine Design A.K. Sawhney Dhanpat rai and sons 1996

2 Design of Electrical Machines Mittle and Mittal Standard publishers anddistributers

1983

3 Electrical machine Design R.K. Agarwal S.S.Kataria and sons 2010

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1 Subject Code ELE-603P Course Title COMPUTER AIDED DESIGN OF

ELECTRIC MACHINES LAB

2 Contact Hours: 02 L 0 T 0 P 2



5 Credits: 0 1 3r

Semester

Autumn Spring

6 Objective:


S.No Experiments1 Design of Single-phase Transformers.

2 Design of Three-phase Transformers.

3 Design of Autotransformers.

4 Design of Direct current Machines.

5 Design of Induction Machines.

6 Design of Synchronous Machines.

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1 Subject Code ELE-605 Course Title DIGITAL SIGNAL PROCESSING





Autumn Spring

6 Objective:the objective of the course is to enhance the digital signal processing skills andtechnicalities of the students.


S.No Particulars Contact Hours1.

2.

3.

4.

5

Discrete Time Signals & SystemsSequences, & sequence operations, Discrete-time systems. Linear Time – Invariant systems,impulse response, causality, stability. Frequency-Domain Representation of Discrete-Timesignals and systems, Fourier Transforms, properties, theorems.Sampling of Continuous–Time Signals.Periodic sampling, frequency- domain representation of sampling, reconstruction of signals,discrete-time processing of continuos –time signals, continuous–time processing of Discrete-timesignals, changing the sampling rate.

Transform Analysis of Linear time Invariant Systems.Z- Transform, Region of Convergence, properties, Inverse Z-Transform, Frequency Response of LTI systems, system functions, linear constant coefficient, difference equations FIR and IIR

systems, Frequency Response.Structure of Discrete-Time Systems.Block Diagram Representation of linear constant-coefficient Difference equations, signal flowgraph representation. Basic structures for IIR systems, Transposed forms, Basic networkstructures for FIR systems.Filter Design Techniques.Design of Discrete-Time IIR filters from continuous – Time filters. Impulse invariance, bilinear transformation. Butterworth Chebyshev,Eliptic Approximation, low pass, high pass, band-passand Band-stop filters, design of FIR filters by windowing. Kaiser, Hamming, Hamming windows

8

8

9

8

9


8. Suggested Books:

S.No Name of Book Author Publisher Year of publication1 Discrete Time Signal Processing. A.V Oppenheim and R. W

Schafer Prentice hallinternational

1989

2 Digital Signal Processing Principles, Algorthims and Applications.

John G. Proakis and D.G

Manolavis:

Prentice hall 1995

3 Introduction To Digital SignalProcessing.

J.R Johnson Prentice hall 1989

4 Theory and Application of Digital

Signal Processing.

L.R Rabinder and B. Gold Prentice hall 1975

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1 Subject Code ELE-606 Course Title MICROPROCESSOR





Autumn Spring

6 Objective:



1.

2.

3.

4.

5.

6.

7.

8.

Overview of Microprocessor

Basic Terminology, evolution of Microprocessors, State of Art of P, why we study 8085 P

8085p Architecture:

Pin diagram, detailed internal architecture, state transition Diagrams, T-states (clock cycles),

machine cycles, instruction cycles, instruction formats.

Instruction Set and Programming Techniques:

Different addressing modes, complete description of all instructions with macro and micro RTL

(Register Transfer language), programming examples, simulation of time delays.

Interrupts:

Concept of interrupts, priority of interrupts signals, software generated interrupts and hardware

generated interrupts.

Serial I/O: Introduction with reference to 8085, general concepts.

Interfacing:

Concept of fold back addresses, memory maps, memory mapped I/O isolated I/o, interfacing of

seven segment LED display, toggle switches, keyboard interfacing, memory interfacing,

simplification of interfacing circuitry with the help of decoders, general purpose programmable

peripheral devices, interfacing of A/D and D/A conversion devices.

Microprocessor Applications:

Some illustrative examples.Introduction to 8086 Μp

6

6

6

6

4

8

4

2


9. Suggested Books:10.


1 Microprocessor Architecture Programmingand Applications with the 8085

Ramesh S. Gaonkar. Prentice hall 2002

2 Microprocessors and Programmed Logic K.L. Short Prentice hall 1988

3 Microprocessors: Theory and Applications(Intel and Motorola)

M. Rafiquzzaman Prentice hall 1992

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1 Subject Code ELE-606P Course Title MICROPROCESSOR LAB

2 Contact Hours L 0 T 0 P 2



5 Credits: 0 1 3rd

Semester

Autumn Spring

6 Objective:


S.No Experiments1 Microprocessors (8085) training kit and its working.2 Programs related to data transfer between registers, between registers and

memory.

3 Programs related to logic instructions.4 Programming techniques with additional instructions. Looping, counting and

indexing.

5 Programs related to Arithmetic Instructions, 8 bit and 16 bit Addition and

Subtraction.

6 Copying Blocks of data from one part of memory to another,

conditional copy.

7 Programs related to Counters and time delays

8 Programs related to use of stack and subroutines. Nesting.

9 Interfacing concepts. Switch and LED interfacing. Square wave

generation.

10 ADC interfacing.

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1 Subject Code ELE-607 Course Title POWER ELECTRONICS [ECE]





Autumn Spring

6 Objective:



1.

2.

3.

4.

5.6.

7.8.

9.

Introduction of Power Electronics, Power Semi-conductor Devices: Power Diodes, power Transistors, power MOSFETs, IGBTs, GTOs, Thyristors, Basic theory

of operation, characteristics, Ratings, Protection and cooling, Recent Advances inPower Semi-conductor Devices.Driving and control circuits: series and parallel operation of devices, commutation of power switching devices.Power Electronic converters: 1-phase / 3 phase phase-controlled converters (Semi-converters, full – converters and Dual converters). Analysis and performance withpassive load, Harmonics and power factor, PWM Rectifiers.D.C-to-D.C converters (choppers) :Buck, Boost and Buck-Boost type and variouschopper configurations.A.C voltage controllers.D.C –to-A.C converters (Inverters): 1-phase / 3-phase, VSI, PWM VSI, CSI,Frequency and voltage control, Line-commutated inverters (LCIs).Cyclo-converters (1-phase and 3-phase)Power quality issues and present status of improved power quality converters(IPQCs).Some typical applications of power Electronics

8

4

8

5

26

34

2


8. Suggested Books:


1. Power Electronics: Circuits, Devicesand Applications

M. H. Rashid Pearson education india 2003

3. Power Electronics C.W Lander. McGraw-Hill 1994

4. Power semi-conductor controlledDrives

G.K.Dubey Prentice Hall 1989

5. Thyristorized Power controllers G.K. Dubey, Doradla,Joshi and Sinha

New age internationalpublishers

1986

6. Power Electronics and VariableFrequency Drives

B.K Bose Wiley publication 1997

7. Modern power Electronics B.K Bose Jaico publishers 1992

8. Power Electronic control of AC Motor Murphy and Turnbull Pergamon press 1988

7/29/2019 Nit 3




1 Subject Code ELE-607P Course Title POWER ELECTRONICS LAB [ECE]

2 Contact Hours:02 L 0 T 0 P 2



5 Credits: 0 1 3rdSemester

Autumn Spring

6 Objective:

Lab. Experiments:

S.No Experiments

1 To obtain the V-I static characteristics of an SCR,triac and diac,.

2 To study various triggering circuits

3 To obtain the UJT characteristics

4 To study the operation of a Line Synchronised UJT Relaxation Oscillator.

5 To study the illumination control using SCR.

6 To study the light operated SCR Alarm circuit.

7 To study half wave gate controlled rectifier using one SCR.

8 To study single phase half controlled,full wave rectifier.

9 To study various techniques of forced commutation of an SCR.

10 To study the DC circuit breaker action of an SCR.

11 To study the speed control of a DC shunt motor using single phase bridgeconverter.

`12 To study the speed control of a single phase induction motor using single phase voltage

controller.

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